Bull Group Int Rech Sci Stomatol Odontol. 1999 Apr-Sep;41(2-3):58-66
Rousset MM, Blocquel H.
Laboratoire de Morphogénèse Céphalique et Prévention, Faculté d'Odontologie, Lille, France.
We use three X ray radiographics pictures for every child at two different ages and we make the orthogonalization's step. The orientation of the "D.S.O." straight in "3" is studied with the "pterygo-clivien tripod", stable superposition's structure during growth.